Dynamos and motors; a text book for colleges and technical schools (1911)
Franklin, William S. (William Suddards), 1863-1930, Esty, William, 1868-1928 · New York The Macmillan company · leaf 423
forthese statements can be easily worked by the reader from a dia-gram showing the relations of the two ground resistances to thelamp units. * Each unit consisting of one or more lamps in series, according to the voltage. 414 DYNAMOS AND iMOTORS. The electrostatic ground detector is almost… … Fig. 301. Fig. 302. to the two feeders A and B, and a light metal vane [is sus-pended between C and D and connected to earth. The ground-ing of feeder A establishes a connection from ^ to V so thatthe voltage between C and V is zero whereas the voltage be-tween D and V is large, and the vane is…
Dynamos · Electric motors
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